It was reprehensible of him to be so disloyal.

他如此不忠，应受谴责。

youdao

Workers who opt for it do not seem to be seen as disloyal.

ECONOMIST: Still work to be done

Nowadays Lim is more likely to be tagged formidable and legendary than disloyal and chauvinist.

CNN: A Milder Lim Fights On

Unfortunately, the sort of destructive and disloyal behavior Deputy Secretary Armitage epitomized continues to be practiced in high reaches of the State Department.

CENTERFORSECURITYPOLICY: The disloyalists